(geology) Of a texture produced by perthite, exhibiting sodium feldspar as small strings, blebs, films, or irregular veinlets in a host of potassium feldspar.
perthitic
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(pər′thid·ik)
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 | perthite |
| Granodiorite (mineralogy and petrology) |
| Syenite (mineralogy and petrology) |
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Mentioned in
- perthite
- Granodiorite (mineralogy and petrology)
- Syenite (mineralogy and petrology)
- Granite (mineralogy and petrology)
